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Finding the Fourth Proportional to 664,500.30, 995,562.45 and 404,364.30

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Solution

The fourth proportional to 664,500.30, 995,562.45 and 404,364.30 is: 605,823.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,500.30 : 995,562.45 = 404,364.30 : x
  2. Step 2: Convert to fraction form
    664,500.30/995,562.45 = 404,364.30/x
  3. Step 3: Cross multiply
    664,500.30x = 995,562.45 × 404,364.30
  4. Step 4: Simplify right side
    664,500.30x = 402,569,913,200.54
  5. Step 5: Solve for x
    x = 402,569,913,200.54/664,500.30
  6. Step 6: Final answer
    x = 605,823.52

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